US3628284A - Miniature high-speed electric toy racing vehicle with rechargeable battery - Google Patents

Miniature high-speed electric toy racing vehicle with rechargeable battery Download PDF

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Publication number
US3628284A
US3628284A US7487A US3628284DA US3628284A US 3628284 A US3628284 A US 3628284A US 7487 A US7487 A US 7487A US 3628284D A US3628284D A US 3628284DA US 3628284 A US3628284 A US 3628284A
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United States
Prior art keywords
battery
chassis
wheels
motor
vehicle
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Expired - Lifetime
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US7487A
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English (en)
Inventor
George Soulakis
William R Baynes
Harvey W La Branche
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Mattel Inc
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Mattel Inc
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    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
    • A63H17/00—Toy vehicles, e.g. with self-drive; ; Cranes, winches or the like; Accessories therefor
    • A63H17/26—Details; Accessories
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
    • A63H19/00—Model railways
    • A63H19/16—Parts for model railway vehicles
    • A63H19/22—Wheels; Wheel axles; Bogies
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
    • A63H19/00—Model railways
    • A63H19/24—Electric toy railways; Systems therefor

Definitions

  • Scholnick ABSTRACT A lightweight support structure carrying front and rear wheel assemblies and carrying a rechargeable battery with electric circuitry including an on-off series connected switch and a battery charging arrangement, the circuitry connecting the battery to a selfcontained high-speed electric motor except when the battery is being charged.
  • the motor is directly coupled to the vehicle's driven whee] assembly for high-speed operation.
  • the present invention pertains generally to the field of toy vehicles and more particularly to a toy racing vehicle capable of very high-speed operation.
  • Another object of the present invention is to provide a miniature high-speed electric toy racing vehicle which provides for recharging a self-contained rechargeable battery while automatically disconnecting the vehicles electric motor to prevent charging circuit overloading.
  • Still another object of the present invention is to provide a miniature high-speed electric toy racing vehicle which automatically prevents charging of the self-contained rechargeable battery with reverse polarity charging current if even the battery is placed in the vehicle in the wrong direction.
  • Yet another object of this invention is to provide a miniature high-speed electric toy racing vehicle which utilizes driven wheels with plastic track gripping running surfaces.
  • a miniature high-speed electric toy racing vehicle in which front and rear rotatable wheel assemblies are carried by support structure means. Also carried by the structure means is rechargeable DC potential source and a DC electric motor, the motor having power input terminals and a rotatable armature shaft directly driving one of the wheel assemblies. Electrically connected to the rechargeable DC potential source and to the DC electric motor power input terminals is a switch means for making and breaking electric current flow between the potential source and the motor. Also, charging means is electrically connected to the rechargeable DC potential source for apply ing charging current thereto.
  • the direct drive may be provided by mounting the drive wheels directly on opposite ends of the electric motor's armature shaft which extends beyond the motors housing.
  • a double contact negative contact member is utilized to short the positive battery terminal to its negatively poled case.
  • the toy may also include a specially designed charging current connector which disconnects the electric motor from the battery circuit when the battery is being charged by mechanically lifting a contact member disposed between a battery terminal and a power input terminal of the motor.
  • FIG. 1 is a perspective view, partially broken away, of a miniature high-speed electric toy racing vehicles constructed according to the present invention
  • FIG. 2 is an exploded view showing the various elements included in the embodiment of the invention of FIG. ll;
  • FIG. 3 is a perspective view of the vehicle shown in FIG. I with the body removed;
  • FIG. 4 is a cross-sectional view taken along the line 4-4 in FIG. 3, the line being parallel to the longitudinal axis and direction of travel of the vehicle;
  • FIG. 5 is a cross-sectional view showing in detail the front wheel assembly of the vehicle, the view being taken along the line 55 in FIG. 3;
  • FIG. 6 is a cross-sectional view transversely to the longitu dinal axis of the vehicle, taken along the line 66 in FIG. 3;
  • FIG. 7 is another transverse cross-sectional view, this time taken along the line 7-7 in FIG. 4 and showing the vehicles power switch in its ON position and. the battery not being charged;
  • FIG. 8 is the same view as the last but showing the power switch in its OFF position.
  • FIG. 9 is again the same view, this time with the battery charger's plug inserted in the vehicles charging current input receptacle.
  • the vehicle ll includes an undercarriage or chassis 13, a sport car simulating body member 15 removably mounted on the chassis l3, and a front and rear wheel 17 and I9 respectively part of the vehicles rotatable front and rear wheel suspension systems.
  • the body member 15 has details of headlamp assemblies 21, a front windshield 23, and a large rear window 25. Also shown is a side window 27 and wheel fender areas 29 to accommodate the wheels 17 and I9.
  • the chassis I3 is provided with a motor compartment 31 to hold a high-speed DC electric motor 33, and a battery compartment 35 to hold a rechargeable DC potential source such as a nickel-cadmium cell 37 having a positive battery electrode 39 and a negatively poled case electrode 41.
  • the chassis also includes a rear tab 4l3 positionable in a flat slot 45 in the body 15, and a forward transverse slot 47 adjacent the chassis front end 49 to hold a downwardly extending body tab 51, the associated tabs and slots providing a convenient method of removably holding the body 15 to the chassis 13.
  • the front wheel suspension assembly also seen in FIGS. 3-5, includes the front wheels 17 rotatably mounted on the ends of a relatively small diameter-flexible steel axle 53.
  • the axle 53 is held down by a flexible arm extension 55 midway along its length and against a relatively slightly raised step portion 57 at the side edges 59 of the chassis 13 adjacent the wheels 17.
  • the axle is captured in this position by an elongated slot 611 in the arm extension 55 transverse to the longitudinal axis of the vehicle 11, and also by a pair of upstanding posts 63 which are integrally molded as part of the chassis 13.
  • the chassis 13 also includes relatively small side projections 69 under the position of the axle 53.
  • the rear wheel assembly on the other hand, particularly referring to FIGS. 2-5, is an intimate part of the motor 33 by having the rear wheels 19 fixed to the ends 71 of the motors armature shaft 73.
  • Mounted on the shaft is a three-pole armature 75 and a three-segmented commutator 77, these elements of the motor being disposed between end bearing portions 79 in end plates 81 and 83 of the motors easing 85.
  • a pair of brush elements 87 which are here in the form of flat wires of springlike metal which are wrapped a few turn about retaining posts 89 in the end plate 83, of insulating material, and anchored at their other ends by retaining tabs 91 extending from arms 93 held between the posts 89 and the inner surface of the end plate 83.
  • the arms 93 also include motor power input terminals 95 and 97, the first extending above and toward its associated post 89 and the other extending above and away therefrom.
  • the motor 33 is conventional in design with stress being laid to low voltage input high-speed output operation. It is retained in the motor compartment 31 of the chassis 13 by circular notches 99 provided in sidewalls 101 of the chassis, which notches snap over and hold the motors end bearing projections 103 as clearly'shown in FIG. 2.
  • the stationary conductor 105 is a formed metal plate having springlike characteristics such as a brass alloy and having a V-shaped motor contact end 109 in a horizontal portion 111 and a pair of spaced battery contact tabs 113 and 115 along a vertical portion 117.
  • This conductor also is provided with a charging plug contact aperture 119 approximately in the center of the conductor in its vertical portion 117, and a smaller conductor retaining hole 121 in the conductors horizontal portion 11 1, above the aperture 119.
  • the stationary conductor 105 is held in place on the chassis 13 by the positioning of its vertical portion 117 along the inside of two upstanding flat chassis projections 123 and the horizontal portion 111 adjacent a projection 124, with a small diameter contact retaining post 125 in the hole 121.
  • the motor contact end 109 is in electrical contact with the motor power input terminal 97 and the contact tabs 113 and 115 are in electrical contact with the negatively poled battery case 41 at its end 127 opposite the battery's positive electrode 39.
  • the movable arm conductor 107 on the other hand includes an L-shaped movable arm portion 129 of preferably resilient material having a motor contact end 131 at one of its ends and connected at the opposite end to a perpendicular switching portion 133 having a V-shaped, downwardly extending projection 135 adjacent to the arm portion 129.
  • the switching portion 133 has its broad wall surfaces in a horizontal plane and includes a relatively small hole 137 adjacent the opposite end of the switching portion from the movable arm portion 129.
  • the conductor 107 is also provided, by bending, a vertically disposed stationary arm portion 139 having a positive battery contact tab 141.
  • the movable arm conductor 107 is retained on the chassis 13 by having the stationary arm portion 139 lying along the inner surfaces of a pair of upstanding chassis projections 143 and having a small diameter conductor retaining post 145 extending through the hole 137 in the switching portion 133. Further support is provided for the conductor 107 by a pair of upstanding tabs 147 adjacent the post 145.
  • the motors electrical power circuit is completed when the positive battery contact tab 141 is pressed against the positive battery electrode 39 (as shown in FIG. 6) and when the motor contact end 131 is pressed against the rearwardly disposed motor input terminal by the manner in which the conductor is formed. In this configuration, the motor 33 will be energized to cause the wheels 19 to revolve at high speed.
  • both the positive battery contact tab 141 and the negative contact tab 113 are aligned with the longitudinal axis of the battery 37.
  • the tab is spaced from the tab 113 and is in contact with a peripheral portion of the end of the battery.
  • the positive terminal 39 of the battery is" short circuited by the negative battery case 41 should the battery be mistakenly positioned in the vehicle in a reversed fashion; that is, if the positive electrode of the battery is pressed against the tab 113, a circuit along the battery case is formed between tab 115 and tab 14.
  • FIG. 6 also illustrates the positioning of a spongelike multicellular pad 149 (dashed line) positioned alongside of the chassis projections and extending toward the batterys positive electrode 39.
  • the pad 149 may be retained adjacent this end of the battery 37 by gluing or otherwise attaching it to the inside surface of the vehicle's body 15.
  • the purpose of the pad is to absorb any corrosive or skin irritating chemicals which may leak from a battery through any cause. Since the battery's seal is adjacent its positive electrode, the battery would leak, if at all, in this area. Accordingly, it should be clear that the principal purpose of the absorbing pad 149 is to prevent the possibility of any undesirablecontact with any chemicals which may leak from the battery by any person using the invention.
  • the vehicle's circuit can be broken, by moving a manually operated sliding switch lever 151, from an on" position (see in FIG. 7) near the post laterally toward the oppositely disposed post 125 where its off position is located.
  • the lever 151 has an elongated body 153, a downwardly extending centrally disposed finger tab 155 and a pair of adjacent upstandingprojection engaging members 157.
  • the members 157 have notches 159 in the lower outer surfaces thereof in which edges 161 of an elongated slot 163 in the chassis 13 are situated.
  • the lever 151 To install the lever 151 in the slot 163, the upper portions of the members 157 are forced together and forced into the slot until the edges 161 enter the notches 159.
  • the upper portions 171 of the members 157 engages the V-shaped projection 135 of the conductor 107 and forces the portion 133 to bend upwardly to lift the arm portion 129 and break the electrical contact between the contact end 131 and the input terminal 95.
  • the portion 171 of the members 157 is provided with a sloping projection 173 so that once snapped into the off" position, the lever 151 will not, without positive manual force, move to the on" position.
  • an electrical connector plug 181 having an insulated handle 183, an elongated tubular sleeve 185 and a metal tip 187 insulated from the sleeve 185 by an annular insulating washer 189 is inserted into the charging plug contact aperture 119.
  • the sleeve 185 and the tip 187 are connected by separate insulated wires 191 and 193 to a conventional battery charging source, not shown, or preferably to a specially advantageous quick charging source of the type described in copending US. Pat. application Ser. No. 8l2,754 dated Apr. 2, 1969 and assigned to the assignee of the present invention.
  • charging current from a negative terminal of the charging source is applied to the battery case 41 through contact between the sleeve 185 and the conductor 105.
  • the tip 187 contacts the projection 135 and the positively poled charging current thereby flows from the tip 187 and into the conductor 107 to the positive electrode of the battery.
  • the vehicle 11 is preferably run on a flexible plastic track of the type described in U.S. Pat. No. 3,487,999 assigned to the assignee of the present invention.
  • a relatively thin resilient belt 201 having a flat track gripping surface 203 is positioned on a wheel hub 205.
  • a miniature high-speed electric toy racing vehicle with a rechargeable battery comprising:
  • a DC electric motor carried by said structure means, said electric motor having power input terminals and a rotatable armature shaft carrying and thereby directly driving at least one of said rotatable wheel assemblies;
  • circuit means electrically connected to said rechargeable DC potential source for applying a current thereto;
  • switch means electrically connected to said rechargeable DC source and to said DC electric motor power input terminals for making and breaking electric current flow between said source and said motor.
  • a toy racing vehicle according to claim 1, wherein said one of said rotatable wheel assemblies includes a wheel mounted on said armature shaft.
  • a toy racing vehicle wherein said armature shaft extends outwardly on both sides of said motor orthogonally to the direction of vehicle travel, and wherein said one of said rotatable wheel assemblies includes a running surface engaging wheel mounted on said armature shaft adjacent each end thereof.
  • circuit means also includes means for electrically disconnecting said DC electric motor from said current when said DC potential source is being recharged.
  • circuit means further includes means preventing the applying of the wrong polarity charging current to said DC potential source when said source is incorrectly positioned in said toy.
  • a miniature high-speed electric toy racing vehicle with rechargeable battery comprising:
  • said motor having a motor housing, power input terminals, and a rotatable armature shaft extending beyond said motor housing on opposite sides thereof, the axis of rotation of said armature shaft being orthogonal to the direction of vehicle travel, said armature shaft fixedly carrying the wheels of said rear wheel assembly one adjacent each end thereof;
  • electric circuit means electrically connected to the terminals of said battery and to said motor power input terminals for carrying electric current from said battery to said electric motor;
  • charging means including a charging current input connector carried by said structure and electrically connected to said electric circuit means for providing electric charging current to said battery and at the same time for preventing the flow of said electric current from said battery to said electric motor.
  • said electric switch means includes a movable contact member disposed between one of said terminals of said battery and one of said power input terminals of said electric motor, said switch means also including a manually operated movable member which when positioned in an. off position separates and breaks electrical contact between said movable contact member and said one of said power input terminals.
  • a toy racing vehicle wherein the utilization of said charging current input connector separates and breaks electrical contact between said movable contact member and said one of said power input terminals; wherein said battery is a nickel cadmium cell with a positive and negative battery terminals, and wherein said electric circuit means includes a single positive contact member on the longitudinal axis of said battery and a dual negative contact member at the opposite end of said battery, one of :said negative contacts being on the longitudinal axis of said battery and the other being spaced therefrom and in contact with the peripheral end of said battery, whereby said positive battery contact is shorted by said negative contact member to the negative pole of the battery case when said battery is mistakenly positioned in said vehicle in the wrong direction.
  • a toy racing vehicle wherein said motor is a high-speed three-pole motor having a three-segmented commutator mounted on said armature shaft and cooperating with two oppositely disposed brushes, said brushes being in electrical contact with said power input terminals.
  • said support and body structure includes a relatively lightweight plastic chassis and a detachable relatively lightweight body; wherein said battery includes a case having a mechanical seal; and wherein an absorbing pad is disposed adjacent said seal to prevent spillage of any chemical from said battery at said seal.
  • a miniature electric toy vehicle comprising:
  • a miniature electric toy vehicle comprising:
  • a generally cylindrical battery mounted to said chassis;
  • circuit means for electrically connecting said motor and said battery
  • a switch for selectively interrupting electrical contact between said battery and said motor, said circuit means having a tab located to engage a center portion of one end of said battery and at least two tabs located to engage a center portion and a peripheral portion of the other end of said battery whereby a short circuit is created should the battery be mounted to said chassis in a reversed fashion.
  • a circuit for a toy vehicle having a battery comprising:
  • said first and second tabs each engage said negative terminal of said battery.
  • a miniature electric toy vehicle having a front pair of wheels, a rear pair of wheels, a, chassis connected to said wheels, said chassis having a first portion for receiving a small rechargeable battery and a second portion for receiving a small electric motor, a small rechargeable battery operable when placed in only one specific attitude, a small electric mtor, electrical circuitry connecting battery and the motor, a switch for selectively electrically interrupting said circuitry and a body member connected to the chassis in combination with said toy vehicle of a tab connected to and extending away from the chassis; and a slot within a body member, said tab being received in said slot for locating and attaching said body member relative said chassis.
  • a miniature electric toy vehicle having a front pair of wheels, a rear pair of wheels, a chassis connected to said wheels, said chassis having a first portion for receiving a small rechargeable battery and a second portion for receiving a small electric motor, a small rechargeable battery, a small electric motor, electrical circuitry connecting the battery and the motor, a switch for selectively electrically interrupting said circuitry and a body member connected to the chassis the combination with said toy vehicle of an armature shaft and a motor housing included with the motor, said shaft extending away from said motor housing and directly carrying at least one ofthe two rear wheels.
  • a miniature electric toy vehicle having a front pair of wheels, a rear pair of wheels, a chassis connected to said wheels, said chassis having a first portion for receiving a small rechargeable battery and a second portion for receiving a small electric motor, a-small rechargeable battery, a small electric motor, electrical circuitry connecting the battery and the motor, a switch for selective electrically interrupting said circuitry and a body member connected to the chassis the combinationwith said toy vehicle of the switch depending from a bottom side of the chassis and movable in a direction lateral to the direction of movement of said vehicle; and including means for receiving a plug to recharge said battery, said switch cooperating with said plug to electrically disconnect said battery and said motor.
  • a miniature electric toy vehicle having a front pair of wheels, a rear pair of wheels, a chassis connected to said wheels; said chassis having a first portion for receiving a small rechargeable battery and a second portion for receiving a small electric motor, a small rechargeable battery, a small electric motor,electrical circuitry connecting the battery and the motor, a switch for selectively electrically interrupting said circuitry and the body member connected to the chassis the combination with said toy vehicle of the switch positioned to require activation from a bottom side of the chassis; and including means for receiving a plug to recharge said battery, said switch cooperating with said plug to electrically disconnect said battery and said motor.
  • a miniature electric toy vehicle having a front pair of wheels, a rear pair of wheels, a chassis connected to said wheels, said chassis having a first portion for receiving a small rechargeable battery and a second portion for receiving a small electric motor, a small rechargeable battery, a small electric motor, electrical circuitry connecting the battery and the motor, a switch for selectively electrically interrupting said circuitry and a body member connected to the chassis the combination with said toy vehicle of the electrical circuitry comprising a flexible strip of metal; and including means for receiving a plug to recharge said battery, said switch cooperating with said plug to electrically disconnect said battery and the said motor.
  • a toy vehicle as claimed in claim 35 wherein said chassis includes an opening for receiving an electrical contact element to charge said battery, said switch having a surface for being engaged by said electrical contact element for moving said switch.
  • a toy vehicle as claimed in claim 37 wherein a portion of said strip of metal is disposed generally horizontally between said motor and said battery, said horizontal strip positioned to be engaged by said electrical contact element.
  • a miniature electric toy vehicle having a front pair of wheels, a rear pair of wheels, a chassis connected to said wheels, said chassis having a first portion for receiving a small rechargeable battery and a second portion for receiving a small electric motor, a small rechargeable battery, a small electric motor, a switch for selectively electrically interrupting said circuitry and a body member connected to the chassis the combination with said toy vehicle of a pad attached to the body member adjacent the battery to absorb battery fluid should the battery malfunction.
  • a miniature electric toy vehicle having a front pair of wheels, a rear pair of wheels, a chassis connected to said wheels, said chassis having a first portion for receiving a small rechargeable battery and a second portion for receiving a small electric motor, a small rechargeable battery, a small electric motor, a switch for selectively electrically interrupting said circuitry and a body member connected to the chassis the combination with said toy vehicle of the switch being responsive to insertion of means for recharging the battery.
  • a miniature toy vehicle comprising a chassis
  • front and rear wheels mounted to said chassis
  • said electric motor mounted to said chassis, said electric motor having a rotatable armature shaft carrying at least one of said wheels;
  • a rechargeable battery operatively connected to said motor and mounted to said chassis;
  • a body member mounted to said chassis to cover said electric motor and said battery;
  • a vehicle as claimed in claim 48 wherein said chassis has a rearwardly extending tab; and said body member has a slot for receiving said chassis tab for locating and positioning said body member relative said chassis.
  • At least two wheels are mounted on a thin wire axle
  • said chassis includes a flexible arm for engaging said axle and providing a biasing force on said axle.

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US7487A 1970-02-02 1970-02-02 Miniature high-speed electric toy racing vehicle with rechargeable battery Expired - Lifetime US3628284A (en)

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US748770A 1970-02-02 1970-02-02

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US (1) US3628284A (enExample)
DE (2) DE7018284U (enExample)
ES (1) ES379770A1 (enExample)
FR (1) FR2080291A5 (enExample)
GB (1) GB1272180A (enExample)

Cited By (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4306375A (en) * 1980-02-14 1981-12-22 Adolph E. Goldfarb Self-powered four wheel drive vehicle
US4347683A (en) * 1980-09-03 1982-09-07 John Maxim Conductive fluid activated devices
US4443968A (en) * 1982-05-17 1984-04-24 Soma Traders, Ltd. Four wheel drive toy vehicle
US4563626A (en) * 1983-11-02 1986-01-07 Nikko Co., Ltd. Rechargeable wireless-control toy
US5045013A (en) * 1990-04-23 1991-09-03 Kabushiki Kaisha Gakushu Kenkyusha Air-cushion vehicle toy
USD346195S (en) 1992-03-20 1994-04-19 Walt Disney Company Amusement ride car
US6371830B1 (en) * 1998-12-23 2002-04-16 Acekey Limited Toy vehicle with variable drive and variable speed
US20040155630A1 (en) * 2003-02-10 2004-08-12 Yi-Chung Tsai Charging controller for electric walkers
US6783423B2 (en) 2000-11-06 2004-08-31 Tomy Company, Ltd. Attachment structure for motor for toy, toy with the attachment structure for motor and racing vehicle toy
US20050200219A1 (en) * 2004-03-12 2005-09-15 Bell Helicopter Textron Inc. Damper support assembly for a supercritical drive shaft
US6971941B2 (en) 2002-01-28 2005-12-06 Tomy Company, Ltd. Attachment for motor for toy
US20060205317A1 (en) * 2005-03-09 2006-09-14 Max Benassi Toy car kit
US20070049160A1 (en) * 2005-06-06 2007-03-01 Robert Matthes Toy vehicle playset and target game
US20080265619A1 (en) * 2007-04-24 2008-10-30 Blake Scott A Method and apparatus to improve stability of automobile
US20110177755A1 (en) * 2010-01-15 2011-07-21 Tomy Company, Ltd. Automobile toy
US20110177754A1 (en) * 2010-01-15 2011-07-21 Tomy Company, Ltd. Automobile toy
US20110176861A1 (en) * 2010-01-15 2011-07-21 Tomy Company, Ltd. Joint structure for toy
US10059516B2 (en) * 2013-07-23 2018-08-28 SSI Schäfer PEEM GmbH Conveying vehicle as well as base frame and modular system for conveying vehicle
US20240115964A1 (en) * 2022-10-07 2024-04-11 Traxxas, L.P. Model vehicle electronic cooling system and method

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4636178A (en) * 1983-02-09 1987-01-13 Takara Co., Ltd. Rechargeable toy electric vehicle set

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US2829285A (en) * 1957-10-23 1958-04-01 Kenner Products Company Toy electric hand drill
US2832177A (en) * 1954-12-16 1958-04-29 Mueller Heinrich Toy vehicle set
US3218757A (en) * 1964-03-24 1965-11-23 Transogram Company Inc Powered wheel vehicle and track assembly
US3474567A (en) * 1967-05-12 1969-10-28 Republic Tool & Mfg Corp Control means for electrically driven miniature vehicle
US3484986A (en) * 1968-01-08 1969-12-23 Mattel Inc Undercarriage for toy vehicles
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US2832177A (en) * 1954-12-16 1958-04-29 Mueller Heinrich Toy vehicle set
US2829285A (en) * 1957-10-23 1958-04-01 Kenner Products Company Toy electric hand drill
US3218757A (en) * 1964-03-24 1965-11-23 Transogram Company Inc Powered wheel vehicle and track assembly
US3503151A (en) * 1965-11-26 1970-03-31 Gen Electric Sealed fuel cell power pack in combination with a toy vehicle
US3474567A (en) * 1967-05-12 1969-10-28 Republic Tool & Mfg Corp Control means for electrically driven miniature vehicle
US3484986A (en) * 1968-01-08 1969-12-23 Mattel Inc Undercarriage for toy vehicles

Cited By (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4306375A (en) * 1980-02-14 1981-12-22 Adolph E. Goldfarb Self-powered four wheel drive vehicle
US4347683A (en) * 1980-09-03 1982-09-07 John Maxim Conductive fluid activated devices
US4443968A (en) * 1982-05-17 1984-04-24 Soma Traders, Ltd. Four wheel drive toy vehicle
US4563626A (en) * 1983-11-02 1986-01-07 Nikko Co., Ltd. Rechargeable wireless-control toy
US5045013A (en) * 1990-04-23 1991-09-03 Kabushiki Kaisha Gakushu Kenkyusha Air-cushion vehicle toy
USD346195S (en) 1992-03-20 1994-04-19 Walt Disney Company Amusement ride car
US6371830B1 (en) * 1998-12-23 2002-04-16 Acekey Limited Toy vehicle with variable drive and variable speed
US6783423B2 (en) 2000-11-06 2004-08-31 Tomy Company, Ltd. Attachment structure for motor for toy, toy with the attachment structure for motor and racing vehicle toy
US6971941B2 (en) 2002-01-28 2005-12-06 Tomy Company, Ltd. Attachment for motor for toy
US20040155630A1 (en) * 2003-02-10 2004-08-12 Yi-Chung Tsai Charging controller for electric walkers
US20050200219A1 (en) * 2004-03-12 2005-09-15 Bell Helicopter Textron Inc. Damper support assembly for a supercritical drive shaft
US20060205317A1 (en) * 2005-03-09 2006-09-14 Max Benassi Toy car kit
US7244163B2 (en) * 2005-03-09 2007-07-17 Max Benassi Toy car kit
US20070049160A1 (en) * 2005-06-06 2007-03-01 Robert Matthes Toy vehicle playset and target game
US7478864B2 (en) * 2007-04-24 2009-01-20 Blake Scott A Method and apparatus to improve stability of automobile
US20080265619A1 (en) * 2007-04-24 2008-10-30 Blake Scott A Method and apparatus to improve stability of automobile
US20110177755A1 (en) * 2010-01-15 2011-07-21 Tomy Company, Ltd. Automobile toy
US20110177754A1 (en) * 2010-01-15 2011-07-21 Tomy Company, Ltd. Automobile toy
US20110176861A1 (en) * 2010-01-15 2011-07-21 Tomy Company, Ltd. Joint structure for toy
US8506346B2 (en) 2010-01-15 2013-08-13 Tomy Company, Ltd. Automobile toy
US10059516B2 (en) * 2013-07-23 2018-08-28 SSI Schäfer PEEM GmbH Conveying vehicle as well as base frame and modular system for conveying vehicle
US10556744B2 (en) 2013-07-23 2020-02-11 SSI Schäfer PEEM GmbH Conveying vehicle as well as base frame and modular system for conveying vehicle
US20240115964A1 (en) * 2022-10-07 2024-04-11 Traxxas, L.P. Model vehicle electronic cooling system and method

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ES379770A1 (es) 1972-09-01
DE2023941C3 (de) 1981-08-06
DE7018284U (de) 1970-11-19
DE2023941B2 (de) 1980-12-04
DE2023941A1 (de) 1971-08-12
FR2080291A5 (enExample) 1971-11-12
GB1272180A (en) 1972-04-26

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